VITAL Synonyms: 335 Similar and Opposite Words

Q: How is the word 'vital' different from other adjectives like it?

Some common synonyms of vital are cardinal , essential , and fundamental . While all these words mean "so important as to be indispensable," vital suggests something that is necessary to a thing's continued existence or operation. // cut off from vital supplies

Q: When might 'cardinal' be a better fit than 'vital'?

In some situations, the words cardinal and vital are roughly equivalent. However, cardinal suggests something on which an outcome turns or depends. // a cardinal rule in buying a home

Q: When can 'essential' be used instead of 'vital'?

While the synonyms essential and vital are close in meaning, essential implies belonging to the very nature of a thing and therefore being incapable of removal without destroying the thing itself or its character. // conflict is essential in drama

Q: Where would 'fundamental' be a reasonable alternative to 'vital'?

While in some cases nearly identical to vital , fundamental applies to something that is a foundation without which an entire system or complex whole would collapse. // fundamental principles of algebra

vital

adjective

ˈvī-tᵊl

Definition of vital next

as in energetic

having active strength of body or mind a man who remained vital well into his 90s

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in active

having much high-spirited energy and movement the child is vital and active again after being sick

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Antonyms & Near Antonyms

as in essential

impossible to do without I forgot one vital ingredient, and now the biscuits taste strange

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Antonyms & Near Antonyms

as in lethal

likely to cause or capable of causing death received a vital wound in the abdomen

Synonyms & Similar Words

Antonyms & Near Antonyms

as in crucial

of the greatest possible importance a matter that is vital to our national security

Synonyms & Similar Words

Antonyms & Near Antonyms

as in refreshing

having a renewing effect on the state of the body or mind after the long, dreary winter, we welcomed the vital rays of the summer sun

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word vital different from other adjectives like it?

Some common synonyms of vital are cardinal, essential, and fundamental. While all these words mean "so important as to be indispensable," vital suggests something that is necessary to a thing's continued existence or operation.

cut off from vital supplies

When might cardinal be a better fit than vital?

In some situations, the words cardinal and vital are roughly equivalent. However, cardinal suggests something on which an outcome turns or depends.

a cardinal rule in buying a home

When can essential be used instead of vital?

While the synonyms essential and vital are close in meaning, essential implies belonging to the very nature of a thing and therefore being incapable of removal without destroying the thing itself or its character.

conflict is essential in drama

Where would fundamental be a reasonable alternative to vital?

While in some cases nearly identical to vital, fundamental applies to something that is a foundation without which an entire system or complex whole would collapse.

fundamental principles of algebra

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of vital The project is seen as vital to clean water and a healthy environment for the South Florida region, as it is designed to store more water from Lake Okeechobee to be cleaned before it is sent south to the Everglades. —

Jim Turner, Miami Herald, 15 May 2026 In response, Iran has closed the vital Strait of Hormuz to most maritime traffic, cutting the world off from the waterway that typically sees a fifth of the globe’s oil supply travel through it each year. —

Joseph Konig, PEOPLE, 15 May 2026 The snails’ iron-rich shell is a vital part of their survival strategy—but not as a protective armor, says Chong Chen, a senior scientist at the Japan Agency for Marine-Earth Science and Technology and a leading expert on the scaly-foot snail, who led the effort to map its genome. —

Adam Kovac, Scientific American, 15 May 2026 Revenue is certainly a factor, not the main role, but vital. —

Jon Root Outkick, FOXNews.com, 15 May 2026 See All Example Sentences for vital

Recent Examples of Synonyms for vital

Adjective

Little Caesars Arena was as energetic as its been all season, and Detroit didn’t deliver, sending Pistons fans for an early exit.

— Jason Lloyd, New York Times, 18 May 2026
For a night out, head to local landmark Pam Pam, a fish-out-of-water Brazilian bar with tiki drinks, dance shows, live music, and an energetic atmosphere.

— Lane Nieset, Travel + Leisure, 18 May 2026

Definition of energetic

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visuals

vital

vitality

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“Vital.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/vital. Accessed 20 May. 2026.

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Synonyms of vital

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